linux-toradex.git/drivers/devfreq/event, branch v4.10-rc4 Linux kernel for Apalis and Colibri modules PM / devfreq: exynos-ppmu: Remove unused mutex from struct exynos_ppmu 2016-11-17T02:31:28+00:00 Axel Lin axel.lin@ingics.com 2016-10-21T01:09:09+00:00 6bbda2d4f83f7bfeb20fcf67670c47193d6ee6b0 The mutex is not used at all, remove it. Signed-off-by: Axel Lin <axel.lin@ingics.com> Acked-by: Chanwoo Choi <cw00.choi@samsung.com> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> 
The mutex is not used at all, remove it.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
PM / devfreq: exynos-ppmu: ppmu_events array should not be NULL terminated 2016-11-17T02:31:28+00:00 Axel Lin axel.lin@ingics.com 2016-10-21T01:09:08+00:00 f8dbe363ba01de9bebb023f499e7bf9c31f028ab The rest of the code uses ARRAY_SIZE to count the number of entries in ppmu_events array. The NULL terminated entry makes ARRAY_SIZE return off-by-one value. Signed-off-by: Axel Lin <axel.lin@ingics.com> Acked-by: Chanwoo Choi <cw00.choi@samsung.com> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> 
The rest of the code uses ARRAY_SIZE to count the number of entries in
ppmu_events array. The NULL terminated entry makes ARRAY_SIZE return
off-by-one value.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
PM / devfreq: exynos-ppmu: Fix module autoload 2016-11-17T02:31:28+00:00 Javier Martinez Canillas javier@osg.samsung.com 2016-10-19T21:06:27+00:00 29e477f23598b850b08bae22d142bd3abf491248 If the driver is built as a module, autoload won't work because the module alias information is not filled. So user-space can't match the registered device with the corresponding module. Export the module alias information using the MODULE_DEVICE_TABLE() macro. Before this patch: $ modinfo drivers/devfreq/event/exynos-ppmu.ko | grep alias $ After this patch: $ modinfo drivers/devfreq/event/exynos-ppmu.ko | grep alias alias: of:N*T*Csamsung,exynos-ppmu-v2C* alias: of:N*T*Csamsung,exynos-ppmu-v2 alias: of:N*T*Csamsung,exynos-ppmuC* alias: of:N*T*Csamsung,exynos-ppmu Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> 
If the driver is built as a module, autoload won't work because the module
alias information is not filled. So user-space can't match the registered
device with the corresponding module.

Export the module alias information using the MODULE_DEVICE_TABLE() macro.

Before this patch:

$ modinfo drivers/devfreq/event/exynos-ppmu.ko | grep alias
$

After this patch:

$ modinfo drivers/devfreq/event/exynos-ppmu.ko | grep alias
alias:          of:N*T*Csamsung,exynos-ppmu-v2C*
alias:          of:N*T*Csamsung,exynos-ppmu-v2
alias:          of:N*T*Csamsung,exynos-ppmuC*
alias:          of:N*T*Csamsung,exynos-ppmu

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
PM / devfreq: rockchip-dfi: Fix module autoload 2016-11-17T02:31:28+00:00 Javier Martinez Canillas javier@osg.samsung.com 2016-10-19T21:06:26+00:00 dfd7c845ba981af4994b50c11d58fd230ca15a32 If the driver is built as a module, autoload won't work because the module alias information is not filled. So user-space can't match the registered device with the corresponding module. Export the module alias information using the MODULE_DEVICE_TABLE() macro. Before this patch: $ modinfo drivers/devfreq/event/rockchip-dfi.ko | grep alias $ After this patch: $ modinfo drivers/devfreq/event/rockchip-dfi.ko | grep alias alias: of:N*T*Crockchip,rk3399-dfiC* alias: of:N*T*Crockchip,rk3399-dfi Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> 
If the driver is built as a module, autoload won't work because the module
alias information is not filled. So user-space can't match the registered
device with the corresponding module.

Export the module alias information using the MODULE_DEVICE_TABLE() macro.

Before this patch:

$ modinfo drivers/devfreq/event/rockchip-dfi.ko | grep alias
$

After this patch:

$ modinfo drivers/devfreq/event/rockchip-dfi.ko | grep alias
alias:          of:N*T*Crockchip,rk3399-dfiC*
alias:          of:N*T*Crockchip,rk3399-dfi

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
PM / devfreq: exynos-nocp: Fix module autoload 2016-11-17T02:31:27+00:00 Javier Martinez Canillas javier@osg.samsung.com 2016-10-19T21:06:25+00:00 ca5c3b216fcbbfb1cfa30c82267c9ee5c8763069 If the driver is built as a module, autoload won't work because the module alias information is not filled. So user-space can't match the registered device with the corresponding module. Export the module alias information using the MODULE_DEVICE_TABLE() macro. Before this patch: $ modinfo drivers/devfreq/event/exynos-nocp.ko | grep alias $ After this patch: $ modinfo drivers/devfreq/event/exynos-nocp.ko | grep alias alias: of:N*T*Csamsung,exynos5420-nocpC* alias: of:N*T*Csamsung,exynos5420-nocp Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> 
If the driver is built as a module, autoload won't work because the module
alias information is not filled. So user-space can't match the registered
device with the corresponding module.

Export the module alias information using the MODULE_DEVICE_TABLE() macro.

Before this patch:

$ modinfo drivers/devfreq/event/exynos-nocp.ko | grep alias
$

After this patch:

$ modinfo drivers/devfreq/event/exynos-nocp.ko | grep alias
alias:          of:N*T*Csamsung,exynos5420-nocpC*
alias:          of:N*T*Csamsung,exynos5420-nocp

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
PM / devfreq: exynos-nocp: Remove redundant code 2016-10-10T21:56:22+00:00 Axel Lin axel.lin@ingics.com 2016-09-25T12:13:58+00:00 3b91f4b361daad1f3e1c60ca5a7861e8b36f9728 load_count/total_count are reset by devfreq_event_get_event(), so remove the redundant code in exynos_nocp_get_event(). Signed-off-by: Axel Lin <axel.lin@ingics.com> Acked-by: Chanwoo Choi <cw00.choi@samsung.com> [ rjw: Subject/changelog ] Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> 
load_count/total_count are reset by devfreq_event_get_event(), so
remove the redundant code in exynos_nocp_get_event().

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
[ rjw: Subject/changelog ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
PM / devfreq: exynos-nocp: Select REGMAP_MMIO 2016-10-10T21:53:48+00:00 Axel Lin axel.lin@ingics.com 2016-09-25T12:13:57+00:00 69e67a0626e503676ea2933b448f7aca8dd544f5 This driver uses devm_regmap_init_mmio(), so select REGMAP_MMIO to avoid build failure. Signed-off-by: Axel Lin <axel.lin@ingics.com> Acked-by: Chanwoo Choi <cw00.choi@samsung.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> 
This driver uses devm_regmap_init_mmio(), so select REGMAP_MMIO to avoid
build failure.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
PM / devfreq: event: support rockchip dfi controller 2016-09-06T04:25:35+00:00 Lin Huang hl@rock-chips.com 2016-09-05T05:06:08+00:00 b9d1262bca0afcbb67fdb309ed45b34f0226e964 on rk3399 platform, there is dfi conroller can monitor ddr load, base on this result, we can do ddr freqency scaling. Signed-off-by: Lin Huang <hl@rock-chips.com> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> Acked-by: Chanwoo Choi <cw00.choi@samsung.com> 
on rk3399 platform, there is dfi conroller can monitor
ddr load, base on this result, we can do ddr freqency
scaling.

Signed-off-by: Lin Huang <hl@rock-chips.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
PM / devfreq: Add COMPILE_TEST for build coverage 2016-09-06T04:08:40+00:00 Krzysztof Kozlowski k.kozlowski@samsung.com 2016-08-19T06:36:55+00:00 797da5598f3a6fd92a514352d67078a682a432cb The SoC-specific devfreq and devfreq-event drivers can be build tested on all architectures. Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> 
The SoC-specific devfreq and devfreq-event drivers can be build tested
on all architectures.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
PM / devfreq: exynos-ppmu: remove unneeded of_node_put() 2016-09-06T04:08:40+00:00 Wei Yongjun yongjun_wei@trendmicro.com.cn 2016-07-08T13:44:04+00:00 0b38ed36a1ac5e8b8c6bee6f10aada45111a0658 for_each_child_of_node() performs an of_node_put() on each iteration, so putting an of_node_put() before a continue results in a double put. Generated by: scripts/coccinelle/iterators/device_node_continue.cocci Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> 
for_each_child_of_node() performs an of_node_put() on each iteration, so
putting an of_node_put() before a continue results in a double put.

Generated by: scripts/coccinelle/iterators/device_node_continue.cocci

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>